WordPress 5.3.2 Fix Update

The latest minor WordPress update was released on December 18 and contains 5 fixes for minor issues. The next update will be 5.4 (major update).

Fixes

• Date/Time: Ensure that get_feed_build_date() correctly handles a modified post object with invalid date.
• Uploads: Fix file name collision in wp_unique_filename() when uploading a file with upper case extension on non case-sensitive file systems.
• Media: Fix PHP warnings in wp_unique_filename() when the destination directory is unreadable.
• Administration: Fix the colors in all color schemes for buttons with the .active class.
• Posts, Post Types: In wp_insert_post(), when checking the post date to set future or publish status, use a proper delta comparison.

Remember to create a backup before installing updates.